Alfonso De Pablos tracks insider buys to spot smart money moves.
Following the Money in Massive Insider Buys
A $350M swing in biotech and a near-$10M buy in a market leader
By Alfonso De Pablos, CMT
December 15, 2025
Every day, we sift through the filings to spot where the real conviction lies β cutting through the noise to highlight the most meaningful insider moves.
π Immunovant $IMVT β Roivant Sciences disclosed a Form 4 purchase totaling $350 Million.
A massive transaction that further reinforces Roivantβs long-term commitment to the platform and the pipeline behind it.
π Gartner $IT β Director Stephen Pagliuca disclosed a Form 4 purchase of $9.94 Million.
A notable add from an operator as the stock trades in a tight range near the 2022 lows.
Hereβs The Hot Corner, with data from December 12, 2025:
π Alpha Metallurgical Resources $AMR β Insider Kenneth Courtis disclosed a Form 4 purchase of $2.72 Million.
Continued insider accumulation in a coal name as it starts to perk up.
π Warner Music Group $WMG β The CFO disclosed a Form 4 purchase of $1.01 Million.
Senior financial leadership stepping in with size following a period of M&A speculation.